LTC2911ITS8-4#TRPBF

Product Overview

Category

The LTC2911ITS8-4#TRPBF belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for voltage monitoring and power supply sequencing applications.

Characteristics

• Voltage monitoring: The LTC2911ITS8-4#TRPBF provides accurate voltage monitoring capabilities, allowing users to monitor critical voltages in their systems.
• Power supply sequencing: It also enables precise power supply sequencing, ensuring that different power supplies are turned on/off in a specific order to prevent damage to sensitive components.
• Package: The LTC2911ITS8-4#TRPBF comes in an 8-pin TSOT-23 package, which is compact and suitable for space-constrained applications.
• Essence: This IC is designed to provide reliable and efficient voltage monitoring and power supply sequencing functionality.
• Packaging/Quantity: The LTC2911ITS8-4#TRPBF is typically available in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Voltage Monitoring Threshold Accuracy: ±1.5%
• Power-On Reset Timeout: 200ms
• Operating Temperature Range: -40°C to 85°C
• Quiescent Current: 10μA (typical)

Detailed Pin Configuration

The LTC2911ITS8-4#TRPBF has the following pin configuration:

1. GND: Ground connection
2. IN: Input voltage to be monitored
3. TH: Threshold pin for setting the voltage monitoring threshold
4. VCC: Power supply voltage input
5. FLT: Fault output indicating when the monitored voltage is outside the threshold range
6. RST: Active-low reset input for power-on reset
7. GATE: Output indicating when the monitored voltage is above the threshold
8. NC: No connection

Functional Features

• Accurate Voltage Monitoring: The LTC2911ITS8-4#TRPBF provides precise voltage monitoring, ensuring that critical voltages are within specified limits.
• Power Supply Sequencing: It enables controlled power supply sequencing, preventing potential damage to sensitive components during power-up or power-down events.
• Fault Detection: The FLT pin indicates when the monitored voltage is outside the set threshold range, allowing for timely intervention and system protection.
• Reset Functionality: The RST pin provides an active-low reset input for power-on reset, ensuring a reliable startup of the system.

Advantages and Disadvantages

Advantages

• Accurate voltage monitoring for enhanced system reliability
• Precise power supply sequencing to prevent component damage
• Compact package suitable for space-constrained applications
• Low quiescent current for power efficiency

Disadvantages

• Limited number of pins may restrict the functionality in complex systems
• Requires external components for proper operation

Working Principles

The LTC2911ITS8-4#TRPBF operates by comparing the input voltage (IN) with the threshold voltage (TH) set by the user. If the input voltage exceeds the threshold, the GATE pin goes high, indicating that the voltage is above the threshold. Conversely, if the input voltage falls below the threshold, the FLT pin goes low, signaling a fault condition. The RST pin provides a power-on reset function, ensuring a reliable startup of the system.

Detailed Application Field Plans

The LTC2911ITS8-4#TRPBF finds applications in various fields, including: 1. Power supply monitoring in industrial automation systems 2. Battery voltage monitoring in portable devices 3. Overvoltage protection in automotive electronics 4. Power sequencing in telecommunications equipment 5. Voltage monitoring in medical devices

Detailed and Complete Alternative Models

1. LTC2910ITS8-4#TRPBF: Similar to LTC2911ITS8-4#TRPBF, but with a different pin configuration.
2. LTC2912ITS8-4#TRPBF: Offers additional features such as adjustable threshold voltage and hysteresis control.

(Note: This is not an exhaustive list; there are other alternative models available in the market.)

In conclusion, the LTC2911ITS8-4#TRPBF is an integrated circuit designed for accurate voltage monitoring and power supply sequencing applications. Its compact package, precise functionality, and wide operating temperature range make it suitable for various industries. However, its limited pin count and reliance on external components may pose limitations in complex systems.